Average temperature over 21 years |
°F |
51 |
30 |
32 |
42 |
51 |
62 |
68 |
71 |
71 |
64 |
53 |
39 |
33 |
Average high temperature over 21 years |
°F |
60 |
36 |
39 |
50 |
62 |
71 |
78 |
82 |
82 |
75 |
62 |
46 |
37 |
Average low temperature over 21 years |
°F |
42 |
23 |
24 |
33 |
42 |
51 |
57 |
60 |
59 |
51 |
43 |
33 |
26 |
Highest recorded temperature over 21 years |
°F |
102 |
59 |
68 |
80 |
87 |
93 |
98 |
102 |
102 |
96 |
91 |
75 |
64 |
Lowest recorded temperature over 21 years |
°F |
-11 |
-7 |
-11 |
3 |
30 |
33 |
43 |
46 |
44 |
32 |
21 |
- |
0 |
Average number of days above 90°F over 21 years |
days |
14 |
- |
- |
- |
- |
- |
2 |
5 |
6 |
1 |
- |
- |
- |
Average precipitation over 40 years |
in |
22.9 |
1.7 |
1.5 |
1.4 |
1.8 |
2.6 |
3.4 |
2.2 |
2.2 |
1.4 |
1.1 |
1.8 |
1.6 |
Average dew point over 21 years |
°F |
44 |
26 |
26 |
34 |
43 |
51 |
57 |
60 |
59 |
53 |
44 |
36 |
28 |
Most recorded rainfall over 40 years |
in |
32.2 |
5.0 |
4.4 |
4.4 |
4.6 |
5.7 |
8.3 |
8.5 |
6.9 |
4.5 |
4.3 |
8.5 |
6.7 |
Least recorded rainfall over 40 years |
in |
16.4 |
0.2 |
0.1 |
0.1 |
- |
0.2 |
0.4 |
0.4 |
0.4 |
- |
- |
- |
0.3 |
Average number of days with thunderstorms over 21 years |
days |
40 |
- |
- |
1 |
2 |
7 |
11 |
9 |
6 |
3 |
1 |
- |
- |
Average number of days with fog over 21 years |
days |
255 |
28 |
25 |
25 |
18 |
14 |
15 |
17 |
17 |
18 |
24 |
26 |
28 |
Average morning relative humidity over 21 years |
% |
95 |
94 |
94 |
93 |
94 |
94 |
96 |
97 |
96 |
96 |
95 |
96 |
95 |
Average evening relative humidity over 21 years |
% |
63 |
81 |
75 |
63 |
56 |
54 |
55 |
51 |
49 |
49 |
60 |
78 |
85 |
Average wind speed over 21 years |
mph |
8.0 |
6.0 |
11.0 |
10.0 |
9.0 |
9.0 |
8.0 |
6.0 |
6.0 |
8.0 |
8.0 |
6.0 |
6.0 |
Average number of days below 32°F over 21 years |
days |
109 |
28 |
24 |
15 |
1 |
- |
- |
- |
- |
- |
3 |
14 |
24 |
Average number of days above 65°F over 21 years |
days |
172 |
- |
- |
4 |
12 |
25 |
29 |
31 |
30 |
27 |
13 |
1 |
- |
Average number of days below 5°F over 21 years |
days |
3 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |